Statements of Stockholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive (Loss) /Income
Common stock, shares issued, beginning of period at Jun. 30, 2018		638.7
Stockholders' Equity, balance, beginning of period at Jun. 30, 2018	$ (679.8)	$ 63.9	$ 1,014.8	$ 16,546.6	$ (12,209.6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	2,292.8			2,292.8
Other comprehensive income						$ 422.5
Stock-based compensation expense			144.2
Issuances relating to stock compensation plans			24.2		124.1
Treasury stock acquired					(1,005.0)
Dividends				(1,338.8)
Common stock, shares issued, end of period at Jun. 30, 2019		638.7
Stockholders' Equity, balance, end of period at Jun. 30, 2019	(257.3)	$ 63.9	1,183.2	17,500.6	(13,090.5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	$ 2,466.5			2,466.5
Other comprehensive income						242.5
Stock-based compensation expense			117.8
Issuances relating to stock compensation plans			32.8		112.9
Treasury stock acquired					(1,089.4)
Dividends				(1,523.9)
Other				(6.9)
Common stock, shares issued, end of period at Jun. 30, 2020	638.7	638.7
Stockholders' Equity, balance, end of period at Jun. 30, 2020		$ 63.9	1,333.8	18,436.3	(14,067.0)	(14.8)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	$ 2,598.5			2,598.5
Other comprehensive income						25.4
Stock-based compensation expense			156.3
Issuances relating to stock compensation plans			41.2		111.4
Treasury stock acquired					(1,431.2)
Dividends				(1,583.7)
Common stock, shares issued, end of period at Jun. 30, 2021	638.7	638.7
Stockholders' Equity, balance, end of period at Jun. 30, 2021		$ 63.9	$ 1,531.3	$ 19,451.1	$ (15,386.8)	$ 10.6